<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>
<canvas width="800" height="500" style="border: 1px solid #000;"></canvas>
    <script src="Game.js"></script>
    <script src="Land.js"></script>
    <script src="Sky.js"></script>
    <script src="Bird.js"></script>
    <script src="Pipe.js"></script>


    <script>

        var cs=document.querySelector('canvas');
        var ctx=cs.getContext('2d');

        var game=new Game({
            ctx:ctx
        });

//        game.start(); //游戏开始
    </script>
</body>
</html>